KR960700503A - 광기록매체(Optical Recording Medium) - Google Patents
광기록매체(Optical Recording Medium)Info
- Publication number
- KR960700503A KR960700503A KR1019950702832A KR19950702832A KR960700503A KR 960700503 A KR960700503 A KR 960700503A KR 1019950702832 A KR1019950702832 A KR 1019950702832A KR 19950702832 A KR19950702832 A KR 19950702832A KR 960700503 A KR960700503 A KR 960700503A
- Authority
- KR
- South Korea
- Prior art keywords
- optical recording
- recording medium
- layer
- medium according
- light absorption
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00454—Recording involving phase-change effects
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0055—Erasing
- G11B7/00557—Erasing involving phase-change media
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Applications Claiming Priority (17)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5599294 | 1994-03-25 | ||
| JP94-55992 | 1994-03-25 | ||
| JP94-198518 | 1994-08-23 | ||
| JP94-198519 | 1994-08-23 | ||
| JP19851994 | 1994-08-23 | ||
| JP19851894 | 1994-08-23 | ||
| JP94-207365 | 1994-08-31 | ||
| JP94-207366 | 1994-08-31 | ||
| JP20736694 | 1994-08-31 | ||
| JP20736594 | 1994-08-31 | ||
| JP94-272700 | 1994-11-06 | ||
| JP27270094 | 1994-11-07 | ||
| JP27269994 | 1994-11-07 | ||
| JP94-272699 | 1994-11-07 | ||
| JP32297394 | 1994-12-26 | ||
| JP94-322973 | 1994-12-26 | ||
| PCT/JP1995/000565 WO1995026550A1 (fr) | 1994-03-25 | 1995-03-27 | Support d'enregistrement optique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR960700503A true KR960700503A (ko) | 1996-01-20 |
Family
ID=27572464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950702832A KR960700503A (ko) | 1994-03-25 | 1995-03-27 | 광기록매체(Optical Recording Medium) |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0706177B1 (fr) |
| KR (1) | KR960700503A (fr) |
| HK (1) | HK1008917A1 (fr) |
| WO (1) | WO1995026550A1 (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW336317B (en) * | 1996-02-28 | 1998-07-11 | Asahi Chemical Ind | Design method of phase change type recording medium and the phase change optical recording medium |
| US6821707B2 (en) | 1996-03-11 | 2004-11-23 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information |
| JP3255051B2 (ja) * | 1996-12-05 | 2002-02-12 | 三菱化学株式会社 | 光学的情報記録用媒体 |
| JPH10289479A (ja) * | 1997-04-10 | 1998-10-27 | Tdk Corp | 光記録媒体 |
| US6503690B1 (en) | 1997-08-12 | 2003-01-07 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium, method for producing the same, and method for recording and reproducing optical information |
| JPH11134720A (ja) | 1997-08-28 | 1999-05-21 | Matsushita Electric Ind Co Ltd | 光学的情報記録媒体及びその記録再生方法 |
| US6343062B1 (en) | 1997-09-26 | 2002-01-29 | Matsushita Electric Industrial Co., Ltd | Optical disk device and optical disk for recording and reproducing high-density signals |
| TW448443B (en) | 1998-08-05 | 2001-08-01 | Matsushita Electric Ind Co Ltd | Optical information storage media and production method as well as the storage reproducing method and device |
| US7074471B2 (en) * | 2003-03-27 | 2006-07-11 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium, method for producing the medium, and method and apparatus for recording information using the medium |
| WO2004102552A2 (fr) * | 2003-05-16 | 2004-11-25 | Koninklijke Philips Electronics N.V. | Support optique d'enregistrement de donnees inscriptible une seule fois |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061559B2 (ja) * | 1984-11-02 | 1994-01-05 | 株式会社日立製作所 | 情報記録媒体 |
| JP2830557B2 (ja) * | 1991-12-10 | 1998-12-02 | 日本電気株式会社 | 相変化型光ディスク |
| JP2709887B2 (ja) * | 1992-06-12 | 1998-02-04 | ティーディーケイ株式会社 | 光記録媒体およびその製造方法 |
| JPH06150380A (ja) * | 1992-11-02 | 1994-05-31 | Pioneer Electron Corp | 光記録媒体 |
| JPH06236578A (ja) * | 1993-02-12 | 1994-08-23 | Nec Corp | 光ディスク |
| JP2812181B2 (ja) * | 1993-06-17 | 1998-10-22 | 日本電気株式会社 | 光学的情報記録媒体 |
| JP3516996B2 (ja) * | 1994-09-21 | 2004-04-05 | 株式会社東芝 | 情報記録媒体およびその製造方法 |
-
1995
- 1995-03-27 EP EP95913348A patent/EP0706177B1/fr not_active Expired - Lifetime
- 1995-03-27 WO PCT/JP1995/000565 patent/WO1995026550A1/fr active IP Right Grant
- 1995-03-27 KR KR1019950702832A patent/KR960700503A/ko active IP Right Grant
-
1998
- 1998-08-03 HK HK98109640A patent/HK1008917A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1995026550A1 (fr) | 1995-10-05 |
| EP0706177B1 (fr) | 2002-02-20 |
| EP0706177A4 (fr) | 1998-09-02 |
| HK1008917A1 (en) | 1999-07-30 |
| EP0706177A1 (fr) | 1996-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| NORF | Unpaid initial registration fee |